CN211871582U - Water purification machine and composite filter element thereof - Google Patents
Water purification machine and composite filter element thereof Download PDFInfo
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- CN211871582U CN211871582U CN201922245255.5U CN201922245255U CN211871582U CN 211871582 U CN211871582 U CN 211871582U CN 201922245255 U CN201922245255 U CN 201922245255U CN 211871582 U CN211871582 U CN 211871582U
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- rear carbon
- filter
- filter element
- coarse filtration
- carbon
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 239000002131 composite material Substances 0.000 title claims abstract description 33
- 238000000746 purification Methods 0.000 title claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 124
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 102
- 238000001914 filtration Methods 0.000 claims abstract description 52
- 238000007789 sealing Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- 230000010354 integration Effects 0.000 abstract description 2
- 238000001223 reverse osmosis Methods 0.000 description 23
- 239000003657 drainage water Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a water purification machine and composite filter core thereof, include: the filter bottle, the upper end cover of the prepositive filter element, the lower end cover of the prepositive filter element, the rear carbon component and the filter bottle cap, a coarse filtration water inlet channel is arranged between the inner side wall of the filter bottle and the outer side wall of the prepositive filter element and between the inner side wall of the filter bottle and the outer side wall of the rear carbon component, a coarse filtration water inlet is arranged in the region of the end part of the filter bottle cap close to the periphery, a coarse filtration water outlet channel is arranged in the middle part of the prepositive filter element, a coarse filtration water outlet is arranged in the region of the end part of the filter bottle cap close to the middle part, the coarse filtration water is communicated with the coarse filtration channel outside the prepositive filter element through the offset coarse filtration water inlet, the coarse filtration water can directly enter the coarse filtration water inlet channel, the water inlet resistance of coarse filtration is reduced, the, the integration level of the whole machine can be improved.
Description
Technical Field
The utility model relates to the technical field of filters, in particular to a composite filter element and a water purifier comprising the composite filter element.
Background
When the water purifier filters water, the water is generally pretreated by a preposed filter element, then is finely filtered by an RO (reverse osmosis) membrane, and then is subjected to taste improvement by activated carbon. The structure of the water purifier generally adopts four or five filter elements, but the structure needs to make the space of the whole machine large.
In order to reduce the space, in the prior art, a front filter element is compounded, an RO membrane is compounded with rear activated carbon, or a five-stage filter element is compounded, but the service life of the filter element is usually short.
Therefore, how to reduce the occupied space of the filter element on the premise of ensuring the service life of the filter element is a technical problem to be solved by the technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present invention is to provide a composite filter element, which can effectively prolong the service life of the composite filter element and occupy less space, and another object of the present invention is to provide a water purification machine comprising the composite filter element.
In order to achieve the above object, the utility model provides a following technical scheme:
a composite filter element, comprising: filter flask, leading filter core upper end cover, leading filter core lower extreme and rearmounted carbon element and filter flask lid, leading filter core upper end cover sets up the interior top of filter flask, the upper end of leading filter core with leading filter core upper end cover is connected, the lower extreme with leading filter core lower extreme lid is connected, rearmounted carbon element is located in the filter flask and its upper end with the bottom of leading filter core lower extreme is connected, the lower extreme with the filter flask lid is connected, be equipped with coarse filtration water inhalant canal between the inside wall of filter flask and the lateral wall of leading filter core and between the inside wall of filter flask and the lateral wall of rearmounted carbon element, the region that the tip of filter flask lid is close to the periphery is provided with coarse filtration water inlet, coarse filtration water inhalant canal with coarse filtration water inlet intercommunication, the middle part of leading filter core is equipped with coarse filtration water exhalant canal, the tip of filter flask lid is close to the region at middle part and is provided with the coarse filtration delivery port, the coarse filtration delivery port with coarse filtration exhalant canal intercommunication, filter flask cover still be equipped with RO of rearmounted carbon subassembly intercommunication filters water inlet and RO and filters the mouth of a river, filter flask lid with the lower part opening joint of filter flask.
Preferably, the middle part of the lower end cover of the preposed filter element is provided with a hollow column communicated with the coarse filtered water outlet channel, and the lower end of the hollow column is connected with the coarse filtered water outlet on the filter bottle cover.
Preferably, the rear carbon component comprises a rear carbon sleeve, a rear carbon core, a rear carbon lower end cover and a rear carbon outer cylinder, the rear carbon core is located in the rear carbon sleeve, the rear carbon sleeve is sleeved on the hollow column, the upper end of the rear carbon sleeve is connected with the lower end of the front filter element lower end cover, the lower end of the rear carbon sleeve is connected with the rear carbon lower end cover, the rear carbon lower end cover is connected with the filter flask cover, the rear carbon sleeve is sleeved outside the rear carbon sleeve, the upper end of the rear carbon sleeve is connected with the lower end of the front filter element lower end cover, the lower end of the rear carbon sleeve is connected with the filter flask cover, an RO filtered water outlet channel is arranged between the rear carbon sleeve and the rear carbon outer cylinder, and the RO filtered water outlet is communicated with the RO filtered water outlet channel.
Preferably, a water inlet grid is arranged on the rear carbon lower end cover and is used for communicating a rear carbon core in the rear carbon outer barrel with the RO filtering water outlet.
Preferably, the upper part of the rear carbon outer cylinder is provided with a water outlet grid, and the water outlet grid is used for communicating a rear carbon core in the rear carbon outer cylinder with the RO filtered water outlet channel.
Preferably, the lower end of the lower end cover of the front filter element is connected with the upper end of the rear carbon outer cylinder through spin welding.
Preferably, sealing rings are arranged at the joints between the filter bottle cap and the hollow column, between the rear carbon lower cap and the rear carbon outer cylinder.
A water purification machine comprises the composite filter element.
Compared with the prior art, the technical scheme has the following advantages:
the utility model provides a water purification machine and composite filter element thereof, through the thick drainage water channel intercommunication of the outside of the thick drainage water inlet of off-set and leading filter core, can make thick water directly enter into thick drainage water channel by the water inlet, reduce the resistance of intaking of thick drainage water, in order to avoid thick drainage water intake channel to block up, and then improve life, wherein through setting leading filter core and rearmounted carbon subassembly in the filter flask of integral type, can improve the integrated level of complete machine, consequently, can play the purpose that the reduction space occupy. In addition, through the water inlet grid arranged on the lower end cover of the rear carbon and the water outlet grid arranged on the upper part of the rear carbon outer barrel, water can be circulated from bottom to top in the rear filter element, so that the contact time of the water and the rear carbon core is prolonged, and the filtering effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a composite filter element according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a composite filter element according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a rear carbon lower cover of a composite filter element according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a rear carbon sleeve of a composite filter element according to an embodiment of the present invention.
The reference numbers are as follows:
and 1 is a filter flask. 2 is a front filter element upper end cover, 3 is a front filter element, 4 is a front filter element lower end cover, 5 is a rear carbon sleeve, 6 is a rear carbon lower end cover, 7 is a rear carbon outer cylinder, 8 is a filter bottle cover, 81 is a coarse filtration water inlet, 82 is a coarse filtration water outlet, 83 is an RO filtration water inlet, 84 is an RO filtration water outlet, and 9 is a one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a schematic cross-sectional view of a composite filter element according to an embodiment of the present invention; fig. 2 is an exploded schematic view of a composite filter element according to an embodiment of the present invention; fig. 3 is a schematic structural view of a rear carbon lower cover of a composite filter element according to an embodiment of the present invention; fig. 4 is a schematic structural view of a rear carbon sleeve of a composite filter element according to an embodiment of the present invention.
The embodiment of the utility model provides a composite filter element, include: the filter flask 1, leading filter core upper end cover 2, leading filter core 3, leading filter core lower end cover 4 and rearmounted carbon subassembly and filter flask lid 8, wherein filter flask 1 and filter flask lid 8 constitute the container that is used for holding leading filter core 3 and rearmounted carbon subassembly, filter flask lid 8 joint is at the lower part opening part of filter flask 1, leading filter core upper end cover 2 sets up at the inside top of filter flask 1, the upper end of leading filter core 3 is connected with leading filter core upper end cover 2, the lower extreme is connected with leading filter core lower end cover 4, leading filter core upper end cover 2 and leading filter core lower end cover 4 play the effect of fixed leading filter core 3 promptly, rearmounted carbon subassembly is located filter flask 1 and its upper end is connected with the bottom of leading filter core lower end cover 4, the lower extreme is connected with filter flask lid 8, leading filter core lower end cover 4 and filter flask lid 8 play the effect of fixed rearmounted carbon subassembly promptly, be equipped with the water inlet channel between the inside wall of filter flask 1 and the lateral wall of leading filter core 3 and the lateral wall of rearmounted carbon subassembly A coarse filtration water inlet 81 is arranged in the region of the end part of the filter bottle cap 8 close to the periphery, the coarse filtration water inlet channel is communicated with the coarse filtration water inlet 81, a coarse filtration water outlet channel is arranged in the middle of the front filter element 3, a coarse filtration water outlet 82 is arranged in the region of the end part of the filter bottle cap 8 close to the middle, the coarse filtration water outlet is communicated with the coarse filtration water outlet channel, the coarse filtration water inlet 81 is communicated with the coarse filtration water channel outside the front filter element 3, coarse water can directly enter the coarse filtration water channel from the water inlet, the water inlet resistance of coarse filtration water is reduced, the blockage of the coarse filtration water inlet channel is avoided, the service life is further prolonged, an RO filtration water inlet 83 and an RO filtration water outlet 84 which are communicated with the rear carbon component are also arranged on the filter bottle cap 8, wherein the front filter element 3 and the rear carbon component are arranged in the, the integration level of the whole machine can be improved, so that the purpose of reducing the occupied space can be achieved.
Specifically, the middle part of the lower end cover 4 of the front filter element is provided with a hollow column communicated with the coarse filtered water outlet channel, the lower end of the hollow column is connected with the coarse filtered water outlet on the filter bottle cover 8, namely, filtered water after coarse filtering passes through the hollow column and is discharged from the coarse filtered water outlet 82, and the hollow column also plays a role in bearing the rear carbon component.
Specifically, the rear carbon assembly comprises a rear carbon sleeve 5, a rear carbon core, a rear carbon lower end cover 6 and a rear carbon outer cylinder 7, the rear carbon core is positioned in the rear carbon sleeve 5, wherein the rear carbon sleeve 5 is of a structure with an opening at the bottom and is internally provided with an annular accommodating cavity for accommodating the rear carbon core, the rear carbon sleeve 5 is sleeved on the hollow column, the upper end of the rear carbon sleeve 5 is connected with the lower end of the front filter element lower end cover 4 through a sealing ring, the lower end of the rear carbon sleeve is connected with the rear carbon lower cover, the rear carbon lower cover is connected with the filter bottle cover 8, the rear carbon outer cylinder 7 is sleeved outside the rear carbon sleeve 5, the upper end of the rear carbon sleeve is connected with the lower end of the front filter element lower end cover 4, the lower end of the filter bottle cover 8 is connected, an RO filtered water outlet channel is arranged between the rear carbon sleeve 5 and the rear carbon outer cylinder 7, the RO filtered water outlet 84 is communicated with the RO filtered water outlet channel, namely water enters the rear carbon core through the rear carbon lower end cover 6 and then flows out through the upper, and finally, the water flows out from the RO filtering water outlet 84 through the RO filtering water outlet channel, and the contact time of the water and the rear carbon core can be prolonged by a mode of water inlet and outlet from bottom to top, so that the filtering effect is improved. Wherein, each filtered water inlet and outlet is provided with a one-way valve 9.
Further, a water inlet grid is arranged on the rear carbon lower end cover 6 and is used for communicating a rear carbon core in the rear carbon outer cylinder 7 with the RO filtering water outlet 84; the upper part of the rear carbon outer cylinder 7 is provided with a water outlet grid which is used for communicating a rear carbon core in the rear carbon outer cylinder 7 with an RO filtered water outlet channel. The shapes of the water inlet grid and the water outlet grid are preferably fan-shaped, other shapes can be selected, and the specific structural shape can be selected according to actual conditions.
Specifically, the lower end of the front filter element lower end cover 4 is connected with the upper end of the rear carbon outer cylinder 7 through spin welding, and the front filter chamber and the rear filter chamber can be isolated through the rear filter element lower end cover and the rear carbon outer cylinder 7 so as to avoid mutual influence of the front filter chamber and the rear filter chamber.
In order to ensure the sealing performance of the composite filter element, sealing rings, preferably O-shaped sealing rings, are arranged at the joints between the filter flask cover 8 and the hollow column, between the rear carbon lower cover and between the rear carbon outer cylinder 7, and the raw water and the filtered water are separated by the sealing rings 3.4; the separation of the water of the preposed filter element 3 and the water passing through the RO membrane is realized through a sealing ring 3.2; the water filtered by the RO membrane must be passed through the post-activated carbon by means of the sealing rings 3.1 and 3.3.
The composite filter element provided by the above embodiment can be assembled by the following assembly steps:
1. the rear carbon sleeve 5 and the rear carbon lower end cover 6 are connected through rotary fusion welding to form an assembly 1.1;
2. the upper end cover 2 of the preposed filter element, the preposed filter element 3 and the lower end cover 4 of the preposed filter element are assembled to form a component 1.2;
3. 1.1 and 1.2 are assembled to form a component 1.3;
4. 1.3 and a rear carbon outer cylinder 7 are connected by spin welding to form a component 1.4;
5. 1.4 and a filter bottle cap 8 are assembled to form a component 1.5;
6. 1.5 connecting with the filter flask 1 by spin welding;
7. the check valve is assembled on the filter bottle cap 8.
The utility model also provides a water purification machine, including the composite filter element that any one of the above-mentioned embodiments provided, its beneficial effect refer to above-mentioned composite filter element can, here is no longer repeated.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The water purifier and the composite filter element thereof provided by the utility model are introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. A composite filter element, comprising: filter flask, leading filter core upper end cover, leading filter core lower extreme and rearmounted carbon element and filter flask lid, leading filter core upper end cover sets up the interior top of filter flask, the upper end of leading filter core with leading filter core upper end cover is connected, the lower extreme with leading filter core lower extreme lid is connected, rearmounted carbon element is located in the filter flask and its upper end with the bottom of leading filter core lower extreme is connected, the lower extreme with the filter flask lid is connected, be equipped with coarse filtration water inhalant canal between the inside wall of filter flask and the lateral wall of leading filter core and between the inside wall of filter flask and the lateral wall of rearmounted carbon element, the region that the tip of filter flask lid is close to the periphery is provided with coarse filtration water inlet, coarse filtration water inhalant canal with coarse filtration water inlet intercommunication, the middle part of leading filter core is equipped with coarse filtration water exhalant canal, the tip of filter flask lid is close to the region at middle part and is provided with the coarse filtration delivery port, the coarse filtration delivery port with coarse filtration exhalant canal intercommunication, filter flask cover still be equipped with RO of rearmounted carbon subassembly intercommunication filters water inlet and RO and filters the mouth of a river, filter flask lid with the lower part opening joint of filter flask.
2. The composite filter element according to claim 1, wherein a hollow column communicated with the coarse filtered water outlet channel is arranged in the middle of the lower end cover of the front filter element, and the lower end of the hollow column is connected with the coarse filtered water outlet on the filter bottle cover.
3. The composite filter element according to claim 2, wherein the rear carbon assembly comprises a rear carbon sleeve, a rear carbon core, a rear carbon lower end cap and a rear carbon outer cylinder, the rear carbon core is located in the rear carbon sleeve, the rear carbon sleeve is sleeved on the hollow column, the upper end of the rear carbon sleeve is connected with the lower end of the front filter element lower end cap, the lower end of the rear carbon sleeve is connected with the rear carbon lower end cap, the rear carbon lower end cap is connected with the filter flask cap, the rear carbon outer cylinder is sleeved outside the rear carbon sleeve, the upper end of the rear carbon sleeve is connected with the lower end of the front filter element lower end cap, the lower end of the rear carbon sleeve is connected with the filter flask cap, an RO filtered water outlet channel is arranged between the rear carbon sleeve and the rear carbon outer cylinder, and the RO filtered water outlet is communicated with the RO filtered water outlet channel.
4. The composite filter element of claim 3, wherein the rear carbon lower end cover is provided with a water inlet grid, and the water inlet grid is used for communicating the rear carbon core in the rear carbon outer cylinder with the RO filtering water outlet.
5. The composite filter element according to claim 4, wherein a water outlet grid is arranged on the upper part of the rear carbon outer cylinder and is used for communicating the rear carbon core in the rear carbon outer cylinder with the RO filtered water outlet channel.
6. The composite filter element of claim 5, wherein the lower end of the front filter element lower end cover is connected with the upper end of the rear carbon outer cylinder through spin welding.
7. The composite filter element according to claim 6, wherein sealing rings are arranged at the joints between the filter bottle cap and the hollow column, the rear carbon lower cap and the rear carbon outer cylinder.
8. A water purification machine, characterized by comprising the composite filter element of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245255.5U CN211871582U (en) | 2019-12-13 | 2019-12-13 | Water purification machine and composite filter element thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245255.5U CN211871582U (en) | 2019-12-13 | 2019-12-13 | Water purification machine and composite filter element thereof |
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| Publication Number | Publication Date |
|---|---|
| CN211871582U true CN211871582U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922245255.5U Active CN211871582U (en) | 2019-12-13 | 2019-12-13 | Water purification machine and composite filter element thereof |
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| CN (1) | CN211871582U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919663A (en) * | 2021-03-17 | 2021-06-08 | 广东纯米电器科技有限公司 | Reverse osmosis composite filter element and water purifier |
| KR20230073002A (en) | 2021-11-18 | 2023-05-25 | 코웨이 주식회사 | Composite filter and water purifier having the same |
| WO2023090578A1 (en) | 2021-11-16 | 2023-05-25 | 코웨이 주식회사 | Composite filter and water purifier having same |
| CN119528236A (en) * | 2023-08-31 | 2025-02-28 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter and water purifier |
-
2019
- 2019-12-13 CN CN201922245255.5U patent/CN211871582U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919663A (en) * | 2021-03-17 | 2021-06-08 | 广东纯米电器科技有限公司 | Reverse osmosis composite filter element and water purifier |
| WO2023090578A1 (en) | 2021-11-16 | 2023-05-25 | 코웨이 주식회사 | Composite filter and water purifier having same |
| JP2024538828A (en) * | 2021-11-16 | 2024-10-23 | コーウェイ株式会社 | Composite filter and water purifier equipped with the same |
| EP4410399A4 (en) * | 2021-11-16 | 2025-01-01 | Coway Co., Ltd. | Composite filter and water purifier having same |
| JP7751736B2 (en) | 2021-11-16 | 2025-10-08 | コーウェイ株式会社 | Composite filter and water purifier equipped with the same |
| KR20230073002A (en) | 2021-11-18 | 2023-05-25 | 코웨이 주식회사 | Composite filter and water purifier having the same |
| CN119528236A (en) * | 2023-08-31 | 2025-02-28 | 佛山市顺德区美的饮水机制造有限公司 | Composite filter and water purifier |
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